- Focal length: 90mm (equivalent to 71mm on full-frame), ideal for portraits and still life.
- Fast f/2.5 aperture: Delivers gorgeous bokeh and excellent low-light performance.
- Leaf shutter: Allows flash sync at all shutter speeds up to 1/4000s—perfect for studio work.
- Optical design: 9 elements in 6 groups, including one ED and one large-diameter aspherical element for apochromatic correction and edge-to-edge sharpness.
- New focusing module: Uses a linear stepping motor for fast, quiet, and precise autofocus—especially when paired with the X2D 100C.
- Build: All-metal construction with engraved focus and control rings.
